Home / 103,636.26-155,454.36-37,072.35

Finding the Fourth Proportional to 103,636.26, 155,454.36 and 37,072.35

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Solution

The fourth proportional to 103,636.26, 155,454.36 and 37,072.35 is: 55,608.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,636.26 : 155,454.36 = 37,072.35 : x
  2. Step 2: Convert to fraction form
    103,636.26/155,454.36 = 37,072.35/x
  3. Step 3: Cross multiply
    103,636.26x = 155,454.36 × 37,072.35
  4. Step 4: Simplify right side
    103,636.26x = 5,763,058,442.95
  5. Step 5: Solve for x
    x = 5,763,058,442.95/103,636.26
  6. Step 6: Final answer
    x = 55,608.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.